#!/bin/sh
### BEGIN INIT INFO
# Provides:          nginx
# Required-Start:    $network $remote_fs $local_fs 
# Required-Stop:     $network $remote_fs $local_fs
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: Stop/start nginx
### END INIT INFO

# Author: Sergey Budnevitch <sb@nginx.com>

PATH=/sbin:/usr/sbin:/bin:/usr/bin
DESC=nginx
NAME=nginx
CONFFILE=/etc/nginx/conf/nginx.conf
DAEMON=/usr/sbin/nginx
DAEMON_ARGS="-c $CONFFILE"
PIDFILE=/var/run/$NAME.pid
SCRIPTNAME=/etc/init.d/$NAME

[ -x $DAEMON ] || exit 0

[ -r /etc/default/$NAME ] && . /etc/default/$NAME

. /lib/init/vars.sh

. /lib/lsb/init-functions

do_start()
{
	start-stop-daemon --start --quiet --pidfile $PIDFILE --exec $DAEMON -- \
		$DAEMON_ARGS \
		|| return 2
}

do_stop()
{
	# Return
	#   0 if daemon has been stopped
	#   1 if daemon was already stopped
	#   2 if daemon could not be stopped
	#   other if a failure occurred
	start-stop-daemon --stop --quiet --retry=TERM/30/KILL/5 --pidfile $PIDFILE --name $NAME
	RETVAL="$?"
	rm -f $PIDFILE
	return "$RETVAL"
}

do_reload() {
	#
	start-stop-daemon --stop --signal HUP --quiet --pidfile $PIDFILE --name $NAME
	return 0
}

do_configtest() {
	$DAEMON -t -c $CONFFILE
	RETVAL="$?"
        echo $RETVAL
	return $RETVAL
}

do_upgrade() {
    OLDBINPIDFILE=$PIDFILE.oldbin

    do_configtest || return 6
    start-stop-daemon --stop --signal USR2 --quiet --pidfile $PIDFILE --name $NAME
    RETVAL="$?"
    sleep 1
    if [ -f $OLDBINPIDFILE -a -f $PIDFILE ]; then
        start-stop-daemon --stop --signal QUIT --quiet --pidfile $OLDBINPIDFILE --name $NAME
        RETVAL="$?"
    else
        echo $"Upgrade failed!"
        return 1
    fi
}

case "$1" in
  start)
    [ "$VERBOSE" != no ] && log_daemon_msg "Starting $DESC " "$NAME"
    do_start
    case "$?" in
		0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
		2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
	esac
  ;;
  stop)
	[ "$VERBOSE" != no ] && log_daemon_msg "Stopping $DESC" "$NAME"
	do_stop
	case "$?" in
		0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
		2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
	esac
	;;
  status)
       status_of_proc "$DAEMON" "$NAME" && exit 0 || exit $?
       ;;
  configtest)
       do_configtest
       ;;
  upgrade)
       do_upgrade
       ;;
  reload|force-reload)
	log_daemon_msg "Reloading $DESC" "$NAME"
	do_reload
	log_end_msg $?
	;;
  restart|force-reload)
	log_daemon_msg "Restarting $DESC" "$NAME"
	do_stop
	case "$?" in
	  0|1)
		do_start
		case "$?" in
			0) log_end_msg 0 ;;
			1) log_end_msg 1 ;; # Old process is still running
			*) log_end_msg 1 ;; # Failed to start
		esac
		;;
	  *)
	  	# Failed to stop
		log_end_msg 1
		;;
	esac
	;;
  *)
	echo "Usage: $SCRIPTNAME {start|stop|status|restart|reload|force-reload|upgrade|configtest}" >&2
	exit 3
	;;
esac

:
